Greatest Common Factor of 69, 29, 505, 420

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 69, 29, 505, 420 by common division method
• Greatest Common Factor of 69, 29, 505, 420 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 29

List of positive integer factors of 29 that divides 29 without a remainder.

1,29

Factors of 505

List of positive integer factors of 505 that divides 505 without a remainder.

1,5,101,505

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Greatest Common Factor

We found the factors 69,29,505,420 . The biggest common factor number is the GCF number.
So the greatest common factor 69,29,505,420 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 71, 68, 386, 995
• GCF of 11, 43, 664, 925
• GCF of 20, 93, 395, 375
• GCF of 82, 38, 189, 448
• GCF of 29, 26, 785, 820

1. What is the GCF of 69, 29, 505, 420?

Answer: GCF of 69, 29, 505, 420 is 1.

2. How to Find the GCF of 69, 29, 505, 420

Answer: Greatest Common Factor(GCF) of 69, 29, 505, 420 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(69, 29, 505, 420) = 1.